CVE-2011-2211

Public Exploit

Description

The osf_wait4 function in arch/alpha/kernel/osf_sys.c in the Linux kernel before 2.6.39.4 on the Alpha platform uses an incorrect pointer, which allows local users to gain privileges by writing a certain integer value to kernel memory.

Category

7.2
CVSS
Severity: High
CVSS 2.0 •
EPSS 0.05%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
http://www.openwall.com/lists/oss-security/2011/06/15/7 mailing list
https://github.com/torvalds/linux/commit/21c5977a836e399fc710ff2c5367845ed5c2527f patch exploit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=21c5977a836e399fc710ff2c5367845ed5c2527f

Frequently Asked Questions

What is the severity of CVE-2011-2211?
CVE-2011-2211 has been scored as a high severity vulnerability.
How to fix CVE-2011-2211?
To fix CVE-2011-2211, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-2211 being actively exploited in the wild?
It is possible that CVE-2011-2211 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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